package cn.itcast.interfaces;

import cn.itcast.pojo.Member;

import java.util.List;

/**
 * @author: peterChen
 * @date: 2019/8/16 15:34
 * @description: TODO
 * @version: 1.0
 */
public interface MemberService {
    public Member findByTelephone(String telephone);

    public void add(Member member);

    public List<Integer> findMemberCountByMonth(List<String> months);
}
